USB: EHCI: add need_io_watchdog flag to ehci_hcd

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Basically the io watchdog is only useful for those quirk HCDs. For most
good ones, it only brings unnecessary wakeups.  At least, I know the
Intel EHCI HCDs should turn off the flag.

Signed-off-by: Alek Du <alek.du@intel.com>
Cc: David Brownell <dbrownell@users.sourceforge.net>
Cc: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

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Alek Du 2009-07-13 17:30:41 +08:00 • committed by Greg Kroah-Hartman

parent 4d155eb5f5

commit 403dbd3673

3 changed files with 10 additions and 0 deletions

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6

drivers/usb/host/ehci-hcd.c

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3

drivers/usb/host/ehci-pci.c

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1

drivers/usb/host/ehci.h

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